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Stoichiometry

Stoichiometry
Weight of 56 litres of ammonia at N.T.P. is __________ gm.

2800
56
2.5
42.5

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Stoichiometry
Pick out the wrong unit conversion of calorific value.

1 BTU/lb = 2.3 kcal/kg
1 BTU/ft³ = 8.9 kcal/m³ = 0.038 MJ/m³
1 kcal/m³ = 0.1124 BTU/ft³
1 kcal/kg = 1.8 BTU/lb = 4.186 kJ/kg

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Stoichiometry
The heat capacity of a solid compound is calculated from the atomic heat capacities of its constituent elements with the help of the

Kistyakowsky equation
Kopp's rule
Antonie equation
Trouton's rule

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Stoichiometry
With increase in the solute concentration, the specific heat of aqueous solutions

Remains unchanged
Either A or B; depends on the type of solution
Increases
Decreases

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Stoichiometry
The vapour pressure of a solution (made by dissolving a solute in a solvent) is __________ that of the pure solvent.

Equal to
Either more or less; depends on the solvent
More than
Less than

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Stoichiometry
Atoms of the same element, but of different masses are called

Isobars
Isotopes
None of these
Isotones

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